ACQUISITIONS (Tables)
 3 Months Ended
Mar. 31, 2018
Business Combinations [Abstract]  
Schedule of preliminary purchase price allocation
Preliminary purchase price allocations (representing the fair value of the consideration conveyed) for all acquisitions made during the three months ended March 31, 2018 and 2017 are as follows: 
 
 
Three Months Ended
March 31,
 
 
2018
 
2017
Current assets
 
$
2

 
$
1

Property and equipment
 
3

 
1

Other intangible assets
 
1

 
2

Goodwill
 
20

 
10

Other long-term assets
 
1

 
—

Current liabilities
 
(1
)
 
(2
)
Long-term liabilities
 
(1
)
 
(1
)
Redeemable noncontrolling interests in equity of consolidated subsidiaries
 
(9
)
 
—

Noncontrolling interests
 
—

 
(3
)
Cash paid, net of cash acquired
 
(16
)
 
(6
)
Gains on consolidations
 
$
—

 
$
2